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              "form": "10-Q",
              "filed": "2016-07-27",
              "frame": "CY2016Q2I"
            },
            {
              "end": "2016-09-30",
              "val": 215000000,
              "accn": "0001193125-16-747958",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-10-26",
              "frame": "CY2016Q3I"
            }
          ]
        }
      },
      "AvailableForSaleSecurities": {
        "label": "Available-for-sale Securities",
        "description": "Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.",
        "units": {
          "USD": [
            {
              "end": "2009-12-31",
              "val": 46000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-12-31",
              "val": 49000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 464000000,
              "accn": "0001193125-13-417832",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-10-30"
            },
            {
              "end": "2012-12-31",
              "val": 464000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-09-30",
              "val": 313000000,
              "accn": "0001193125-13-417832",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-10-30",
              "frame": "CY2013Q3I"
            },
            {
              "end": "2013-12-31",
              "val": 389000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12"
            },
            {
              "end": "2013-12-31",
              "val": 389000000,
              "accn": "0001193125-14-152328",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-04-22"
            },
            {
              "end": "2013-12-31",
              "val": 389000000,
              "accn": "0001193125-14-278903",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-07-24"
            },
            {
              "end": "2013-12-31",
              "val": 389000000,
              "accn": "0001193125-14-379913",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-10-23"
            },
            {
              "end": "2013-12-31",
              "val": 389000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-03-31",
              "val": 279000000,
              "accn": "0001193125-14-152328",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-04-22",
              "frame": "CY2014Q1I"
            },
            {
              "end": "2014-06-30",
              "val": 138000000,
              "accn": "0001193125-14-278903",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-07-24",
              "frame": "CY2014Q2I"
            },
            {
              "end": "2014-09-30",
              "val": 137000000,
              "accn": "0001193125-14-379913",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-10-23",
              "frame": "CY2014Q3I"
            },
            {
              "end": "2014-12-31",
              "val": 132000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27"
            },
            {
              "end": "2014-12-31",
              "val": 132000000,
              "accn": "0001193125-15-169012",
              "fy": 2015,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2015-05-04"
            },
            {
              "end": "2014-12-31",
              "val": 132000000,
              "accn": "0001193125-15-260886",
              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-07-23"
            },
            {
              "end": "2014-12-31",
              "val": 132000000,
              "accn": "0001193125-15-354626",
              "fy": 2015,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2015-10-27"
            },
            {
              "end": "2014-12-31",
              "val": 132000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-03-31",
              "val": 132000000,
              "accn": "0001193125-15-169012",
              "fy": 2015,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2015-05-04",
              "frame": "CY2015Q1I"
            },
            {
              "end": "2015-06-30",
              "val": 134000000,
              "accn": "0001193125-15-260886",
              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-07-23",
              "frame": "CY2015Q2I"
            },
            {
              "end": "2015-09-30",
              "val": 132000000,
              "accn": "0001193125-15-354626",
              "fy": 2015,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2015-10-27",
              "frame": "CY2015Q3I"
            },
            {
              "end": "2015-12-31",
              "val": 133000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05"
            },
            {
              "end": "2015-12-31",
              "val": 133000000,
              "accn": "0001193125-16-558907",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-04-27"
            },
            {
              "end": "2015-12-31",
              "val": 133000000,
              "accn": "0001193125-16-659869",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-07-27"
            },
            {
              "end": "2015-12-31",
              "val": 133000000,
              "accn": "0001193125-16-747958",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-10-26",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-03-31",
              "val": 130000000,
              "accn": "0001193125-16-558907",
              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-04-27",
              "frame": "CY2016Q1I"
            },
            {
              "end": "2016-06-30",
              "val": 139000000,
              "accn": "0001193125-16-659869",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-07-27",
              "frame": "CY2016Q2I"
            },
            {
              "end": "2016-09-30",
              "val": 137000000,
              "accn": "0001193125-16-747958",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-10-26",
              "frame": "CY2016Q3I"
            }
          ]
        }
      },
      "AvailableForSaleSecuritiesFairValueDisclosure": {
        "label": "Available-for-sale Securities, Fair Value Disclosure (Deprecated 2013-01-31)",
        "description": "This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.",
        "units": {
          "USD": [
            {
              "end": "2009-12-31",
              "val": 76000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2009-12-31",
              "val": 76000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27"
            },
            {
              "end": "2009-12-31",
              "val": 76000000,
              "accn": "0001193125-10-168718",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-28"
            },
            {
              "end": "2010-06-30",
              "val": 90000000,
              "accn": "0001193125-10-168718",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-28",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-09-30",
              "val": 98000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2010-12-31",
              "val": 126000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2010-12-31",
              "val": 126000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "end": "2010-12-31",
              "val": 126000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "end": "2010-12-31",
              "val": 126000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05"
            },
            {
              "end": "2010-12-31",
              "val": 126000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25"
            },
            {
              "end": "2011-03-31",
              "val": 147000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1I"
            },
            {
              "end": "2011-06-30",
              "val": 147000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2011Q2I"
            },
            {
              "end": "2011-09-30",
              "val": 107000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3I"
            },
            {
              "end": "2011-12-31",
              "val": 131000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 131000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2011-12-31",
              "val": 131000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26"
            },
            {
              "end": "2011-12-31",
              "val": 131000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "end": "2011-12-31",
              "val": 131000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02"
            },
            {
              "end": "2011-12-31",
              "val": 131000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "end": "2012-03-31",
              "val": 141000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2012Q1I"
            },
            {
              "end": "2012-06-30",
              "val": 131000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01",
              "frame": "CY2012Q2I"
            },
            {
              "end": "2012-09-30",
              "val": 276000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26",
              "frame": "CY2012Q3I"
            },
            {
              "end": "2012-12-31",
              "val": 464000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 464000000,
              "accn": "0001193125-13-312420",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31"
            },
            {
              "end": "2012-12-31",
              "val": 464000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01"
            },
            {
              "end": "2012-12-31",
              "val": 464000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2013-03-31",
              "val": 404000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 717000000,
              "accn": "0001193125-13-312420",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31",
              "frame": "CY2013Q2I"
            }
          ]
        }
      },
      "AvailableForSaleSecuritiesGrossRealizedGains": {
        "label": "Available-for-sale Securities, Gross Realized Gains",
        "description": "This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.",
        "units": {
          "USD": [
            {
              "start": "2008-01-01",
              "end": "2008-12-31",
              "val": 1000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2008"
            },
            {
              "start": "2009-01-01",
              "end": "2009-12-31",
              "val": 13000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 3000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010"
            }
          ]
        }
      },
      "AvailableForSaleSecuritiesGrossUnrealizedGains": {
        "label": "Available-for-sale Securities, Gross Unrealized Gain",
        "description": "Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities.",
        "units": {
          "USD": [
            {
              "start": "2009-01-01",
              "end": "2009-12-31",
              "val": 34000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 41000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010"
            }
          ]
        }
      },
      "BuildingsAndImprovementsGross": {
        "label": "Buildings and Improvements, Gross",
        "description": "Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.",
        "units": {
          "USD": [
            {
              "end": "2009-12-31",
              "val": 1937000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-12-31",
              "val": 1981000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25"
            },
            {
              "end": "2010-12-31",
              "val": 1981000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 4830000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "end": "2011-12-31",
              "val": 5094000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2011-12-31",
              "val": 5094000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 5468000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 5468000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18"
            },
            {
              "end": "2012-12-31",
              "val": 5468000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 8057000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12"
            },
            {
              "end": "2013-12-31",
              "val": 8057000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 8650000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27"
            },
            {
              "end": "2014-12-31",
              "val": 8650000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 10829000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            }
          ]
        }
      },
      "BusinessAcquisitionContingentConsiderationAtFairValue": {
        "label": "Business Acquisition, Contingent Consideration, at Fair Value (Deprecated 2013-01-31)",
        "description": "Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.",
        "units": {
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              "end": "2010-12-31",
              "val": 0,
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              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-01-28",
              "val": 590000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "end": "2011-03-31",
              "val": 639000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1I"
            },
            {
              "end": "2011-06-30",
              "val": 639000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2011Q2I"
            },
            {
              "end": "2011-09-30",
              "val": 590000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3I"
            },
            {
              "end": "2011-12-31",
              "val": 583000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2011-12-31",
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              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2011-12-31",
              "val": 583000000,
              "accn": "0001193125-12-328850",
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              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "end": "2011-12-31",
              "val": 583000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02"
            },
            {
              "end": "2011-12-31",
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              "accn": "0001193125-12-073905",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "end": "2012-03-31",
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              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2012Q1I"
            },
            {
              "end": "2012-06-30",
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              "accn": "0001193125-12-328850",
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              "fp": "Q2",
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              "filed": "2012-08-01",
              "frame": "CY2012Q2I"
            },
            {
              "end": "2012-12-31",
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              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 587000000,
              "accn": "0001193125-13-312420",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31"
            },
            {
              "end": "2012-12-31",
              "val": 587000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01"
            },
            {
              "end": "2012-12-31",
              "val": 587000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2013-03-31",
              "val": 699000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
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            },
            {
              "end": "2013-06-30",
              "val": 689000000,
              "accn": "0001193125-13-312420",
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              "filed": "2013-07-31",
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          ]
        }
      },
      "BusinessAcquisitionCostOfAcquiredEntityCashPaid": {
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        "units": {
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            {
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            {
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        }
      },
      "BusinessAcquisitionCostOfAcquiredEntityOtherNoncashConsideration": {
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            {
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      "BusinessAcquisitionProFormaEarningsPerShareBasic": {
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              "form": "10-Q",
              "filed": "2011-11-02"
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            {
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            {
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              "accn": "0001193125-11-292853",
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              "fp": "Q3",
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              "filed": "2011-11-02",
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            },
            {
              "start": "2011-01-01",
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              "filed": "2012-02-23"
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            {
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              "accn": "0001193125-13-067658",
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            {
              "start": "2011-01-01",
              "end": "2011-12-31",
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              "accn": "0001193125-13-370469",
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              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
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            },
            {
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              "filed": "2019-01-31"
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            {
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              "end": "2017-12-31",
              "val": 4.69,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2017"
            },
            {
              "start": "2018-01-01",
              "end": "2018-03-31",
              "val": 0.64,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25",
              "frame": "CY2018Q1"
            },
            {
              "start": "2018-01-01",
              "end": "2018-06-30",
              "val": 1.29,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "start": "2018-04-01",
              "end": "2018-06-30",
              "val": 0.65,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25",
              "frame": "CY2018Q2"
            },
            {
              "start": "2018-01-01",
              "end": "2018-09-30",
              "val": 2.04,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "start": "2018-07-01",
              "end": "2018-09-30",
              "val": 0.75,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24",
              "frame": "CY2018Q3"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 2.48,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 2.66,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 2.66,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2018"
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          ]
        }
      },
      "BusinessAcquisitionProFormaEarningsPerShareDiluted": {
        "label": "Business Acquisition, Pro Forma Earnings Per Share, Diluted",
        "description": "The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.",
        "units": {
          "USD/shares": [
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              "end": "2010-03-31",
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              "accn": "0001193125-11-126626",
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2010Q1"
            },
            {
              "start": "2010-01-01",
              "end": "2010-06-30",
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              "accn": "0001193125-11-208040",
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              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
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              "end": "2010-06-30",
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              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2010Q2"
            },
            {
              "start": "2010-01-01",
              "end": "2010-09-30",
              "val": 0.93,
              "accn": "0001193125-11-292853",
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2010-07-01",
              "end": "2010-09-30",
              "val": 0.34,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 1.36,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
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              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
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              "val": 1.36,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
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              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
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            },
            {
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              "filed": "2012-05-02",
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            },
            {
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            {
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              "filed": "2011-11-02"
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            {
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              "accn": "0001193125-11-292853",
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3"
            },
            {
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              "end": "2011-12-31",
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              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
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              "end": "2011-12-31",
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              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
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            },
            {
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              "end": "2011-12-31",
              "val": 1.49,
              "accn": "0001193125-13-370469",
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              "fp": "FY",
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              "filed": "2013-09-18",
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            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 4.65,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 4.61,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
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            },
            {
              "start": "2018-01-01",
              "end": "2018-03-31",
              "val": 0.63,
              "accn": "0001166691-19-000010",
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              "fp": "Q1",
              "form": "10-Q",
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              "frame": "CY2018Q1"
            },
            {
              "start": "2018-01-01",
              "end": "2018-06-30",
              "val": 1.27,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "start": "2018-04-01",
              "end": "2018-06-30",
              "val": 0.64,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25",
              "frame": "CY2018Q2"
            },
            {
              "start": "2018-01-01",
              "end": "2018-09-30",
              "val": 2.01,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "start": "2018-07-01",
              "end": "2018-09-30",
              "val": 0.74,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24",
              "frame": "CY2018Q3"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 2.45,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 2.62,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 2.62,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
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          ]
        }
      },
      "BusinessAcquisitionProFormaNetIncomeLoss": {
        "label": "Business Acquisition, Pro Forma Net Income (Loss) (Deprecated 2011-01-31)",
        "description": "The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.",
        "units": {
          "USD": [
            {
              "start": "2010-01-01",
              "end": "2010-03-31",
              "val": 717000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
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              "frame": "CY2010Q1"
            },
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": 878000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
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              "frame": "CY2011Q1"
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          ]
        }
      },
      "BusinessAcquisitionProFormaRevenue": {
        "label": "Business Acquisition, Pro Forma Revenue (Deprecated 2011-01-31)",
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        "units": {
          "USD": [
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              "start": "2010-01-01",
              "end": "2010-03-31",
              "val": 13308000000,
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              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
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              "frame": "CY2010Q1"
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            {
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              "end": "2011-03-31",
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        }
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      "BusinessAcquisitionPurchasePriceAllocationDeferredIncomeTaxesAssetLiabilityNet": {
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        "units": {
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            {
              "end": "2011-06-30",
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          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationGoodwillAmount": {
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        "units": {
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            {
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          ]
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      "BusinessAcquisitionPurchasePriceAllocationNoncurrentLiabilitiesLongTermDebt": {
        "label": "Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities, Long-term Debt (Deprecated 2013-01-31)",
        "description": "The amount of acquisition cost of a business combination allocated to the noncurrent portion of the long-term debt assumed from the acquired entity.",
        "units": {
          "USD": [
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              "end": "2011-03-31",
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      },
      "BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment": {
        "label": "Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31)",
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        "units": {
          "USD": [
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              "end": "2011-03-31",
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              "accn": "0001193125-11-126626",
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      "BusinessAcquisitionsProFormaNetIncomeLoss": {
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              "filed": "2011-08-03"
            },
            {
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              "end": "2010-06-30",
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              "accn": "0001193125-11-208040",
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              "form": "10-Q",
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            {
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            },
            {
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              "end": "2010-12-31",
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            {
              "start": "2010-01-01",
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              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2010-01-01",
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            },
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
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              "accn": "0001193125-12-203863",
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            },
            {
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            },
            {
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            {
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            {
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              "accn": "0001193125-11-208040",
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            },
            {
              "start": "2011-01-01",
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              "accn": "0001193125-11-292853",
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            {
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              "end": "2011-09-30",
              "val": 908000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
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            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
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              "accn": "0001193125-13-370469",
              "fy": 2012,
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            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 4149000000,
              "accn": "0001193125-13-067658",
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              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
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              "form": "10-K",
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            }
          ]
        }
      },
      "BusinessAcquisitionsProFormaRevenue": {
        "label": "Business Acquisition, Pro Forma Revenue",
        "description": "The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.",
        "units": {
          "USD": [
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              "start": "2010-01-01",
              "end": "2010-06-30",
              "val": 26411000000,
              "accn": "0001193125-11-208040",
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              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2010-04-01",
              "end": "2010-06-30",
              "val": 13103000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2010Q2"
            },
            {
              "start": "2010-01-01",
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              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2010-07-01",
              "end": "2010-09-30",
              "val": 13670000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 55054000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 55054000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 55054000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": 13580000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": 27622000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": 28280000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": 14333000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": 14700000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01",
              "frame": "CY2011Q2"
            },
            {
              "start": "2011-01-01",
              "end": "2011-09-30",
              "val": 42619000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2011-07-01",
              "end": "2011-09-30",
              "val": 14339000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 57661000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 57661000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2011-01-01",
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              "val": 57661000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 102971000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 102971000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2017"
            },
            {
              "start": "2018-01-01",
              "end": "2018-03-31",
              "val": 27762000000,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25",
              "frame": "CY2018Q1"
            },
            {
              "start": "2018-01-01",
              "end": "2018-06-30",
              "val": 54415000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "start": "2018-04-01",
              "end": "2018-06-30",
              "val": 26653000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25",
              "frame": "CY2018Q2"
            },
            {
              "start": "2018-01-01",
              "end": "2018-09-30",
              "val": 81239000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "start": "2018-07-01",
              "end": "2018-09-30",
              "val": 26824000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24",
              "frame": "CY2018Q3"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 109518000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 109518000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 109518000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2018"
            }
          ]
        }
      },
      "BusinessCombinationContingentConsiderationLiability": {
        "label": "Business Combination, Contingent Consideration, Liability",
        "description": "Amount of liability recognized arising from contingent consideration in a business combination.",
        "units": {
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              "end": "2013-12-31",
              "val": 684000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2013Q4I"
            },
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              "val": 55000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009"
            },
            {
              "start": "2010-01-01",
              "end": "2010-03-31",
              "val": 4000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2010Q1"
            },
            {
              "start": "2010-01-01",
              "end": "2010-06-30",
              "val": 8000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2010-04-01",
              "end": "2010-06-30",
              "val": 4000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2010Q2"
            },
            {
              "start": "2010-01-01",
              "end": "2010-09-30",
              "val": 11000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2010-07-01",
              "end": "2010-09-30",
              "val": 3000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 55000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2010"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 55000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25"
            },
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": -19000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": -16000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": 3000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2011Q2"
            },
            {
              "start": "2011-01-01",
              "end": "2011-09-30",
              "val": 20000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2011-07-01",
              "end": "2011-09-30",
              "val": 36000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 31000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "CashFlowsBetweenSecuritizationSpecialPurposeEntitySPEAndTransferorProceedsFromNewlySecuritizedAssets": {
        "label": "Cash Flows Between Securitization or Asset-backed Financing Arrangement Special Purpose Entity (SPE) and Transferor, Proceeds from Newly Securitized Assets (Deprecated 2009-01-31)",
        "description": "The amount of proceeds from new securitizations or asset-backed financing arrangements during this reporting period for this class of securitization or asset-backed financing arrangement.",
        "units": {
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              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": -424000000,
              "accn": "0001193125-11-126626",
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1"
            }
          ]
        }
      },
      "CashFlowsBetweenTransfereeAndTransferorProceedsFromNewTransfers": {
        "label": "Cash Flows Between Transferor and Transferee, Proceeds from New Transfers",
        "description": "Cash Flows between a transferor and a transferee attributable to newly transferred assets related to either a securitization, asset-backed financing arrangement, or similar transfer in which the transferor has continuing involvement with the transferred financial assets underlying the transaction (including, but not limited to, servicing, recourse, and restrictions on transferor's interests in the transferred financial assets).",
        "units": {
          "USD": [
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              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": -424000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": -374000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": -374000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": 50000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01",
              "frame": "CY2011Q2"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": 50000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-01-01",
              "end": "2011-09-30",
              "val": -542000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26"
            },
            {
              "start": "2011-01-01",
              "end": "2011-09-30",
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              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2011-07-01",
              "end": "2011-09-30",
              "val": -168000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26",
              "frame": "CY2011Q3"
            },
            {
              "start": "2011-07-01",
              "end": "2011-09-30",
              "val": -168000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
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              "end": "2011-12-31",
              "val": -237000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2011"
            },
            {
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              "fy": 2012,
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              "form": "8-K",
              "filed": "2013-09-18"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
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              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
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              "filed": "2013-02-21"
            },
            {
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              "end": "2011-12-31",
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              "accn": "0001193125-12-073905",
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            },
            {
              "start": "2012-01-01",
              "end": "2012-03-31",
              "val": -90000000,
              "accn": "0001193125-13-191930",
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2012Q1"
            },
            {
              "start": "2012-01-01",
              "end": "2012-03-31",
              "val": -90000000,
              "accn": "0001193125-12-203863",
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              "filed": "2012-05-02"
            },
            {
              "start": "2012-01-01",
              "end": "2012-06-30",
              "val": -223000000,
              "accn": "0001193125-13-312420",
              "fy": 2013,
              "fp": "Q2",
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              "filed": "2013-07-31"
            },
            {
              "start": "2012-01-01",
              "end": "2012-06-30",
              "val": -223000000,
              "accn": "0001193125-12-328850",
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              "end": "2012-06-30",
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              "frame": "CY2012Q2"
            },
            {
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              "end": "2012-09-30",
              "val": 70000000,
              "accn": "0001193125-13-417832",
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-10-30"
            },
            {
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              "val": 70000000,
              "accn": "0001193125-12-437120",
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              "filed": "2012-10-26"
            },
            {
              "start": "2012-07-01",
              "end": "2012-09-30",
              "val": 293000000,
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              "fy": 2012,
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              "form": "10-Q",
              "filed": "2012-10-26",
              "frame": "CY2012Q3"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": -86000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2012"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": -86000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": -86000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2013-01-01",
              "end": "2013-03-31",
              "val": -339000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2013Q1"
            },
            {
              "start": "2013-01-01",
              "end": "2013-06-30",
              "val": -178000000,
              "accn": "0001193125-13-312420",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31"
            },
            {
              "start": "2013-01-01",
              "end": "2013-09-30",
              "val": -367000000,
              "accn": "0001193125-13-417832",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-10-30"
            }
          ]
        }
      },
      "CashSurrenderValueOfLifeInsurance": {
        "label": "Cash Surrender Value of Life Insurance",
        "description": "Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity.",
        "units": {
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              "val": 409000000,
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              "filed": "2013-02-21"
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              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011Q4I"
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            {
              "end": "2012-12-31",
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              "filed": "2013-02-21"
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            {
              "end": "2012-12-31",
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              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
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            {
              "end": "2016-12-31",
              "val": 709000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
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              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 820000000,
              "accn": "0001166691-18-000004",
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              "filed": "2018-01-31"
            },
            {
              "end": "2017-12-31",
              "val": 820000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 351000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "end": "2018-12-31",
              "val": 351000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-12-31",
              "val": 423000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
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              "filed": "2020-01-30"
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            {
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              "val": 423000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
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              "filed": "2021-02-04",
              "frame": "CY2019Q4I"
            },
            {
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              "fy": 2020,
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              "form": "10-K",
              "filed": "2021-02-04"
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            {
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              "val": 481000000,
              "accn": "0001166691-22-000009",
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              "filed": "2022-02-02",
              "frame": "CY2020Q4I"
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              "accn": "0001166691-22-000009",
              "fy": 2021,
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              "form": "10-K",
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            {
              "end": "2021-12-31",
              "val": 549000000,
              "accn": "0001166691-23-000010",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03",
              "frame": "CY2021Q4I"
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            {
              "end": "2022-12-31",
              "val": 449000000,
              "accn": "0001166691-23-000010",
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            {
              "end": "2022-12-31",
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              "frame": "CY2022Q4I"
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            {
              "end": "2023-12-31",
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              "filed": "2024-01-31"
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            {
              "end": "2023-12-31",
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              "accn": "0001166691-25-000011",
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              "filed": "2025-01-31",
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            },
            {
              "end": "2024-12-31",
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            {
              "end": "2024-12-31",
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              "form": "10-K",
              "filed": "2026-02-03",
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            {
              "end": "2025-12-31",
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              "filed": "2026-02-03",
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          ]
        }
      },
      "ChangeInUnrealizedGainLossOnFairValueHedgingInstruments": {
        "label": "Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments (Deprecated 2013-01-31)",
        "description": "The amount recognized in earnings related to the change in fair value during the period of derivative or nonderivative instruments designated as fair value hedging instruments.",
        "units": {
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            },
            {
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              "filed": "2010-07-28"
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            {
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            }
          ]
        }
      },
      "CommercialPaper": {
        "label": "Commercial Paper",
        "description": "Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.",
        "units": {
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            {
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              "filed": "2011-11-02",
              "frame": "CY2011Q3I"
            },
            {
              "end": "2013-03-31",
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            {
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              "accn": "0001193125-12-073905",
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            {
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              "fy": 2013,
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              "filed": "2014-02-12",
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              "start": "2012-01-01",
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        "label": "Depreciation",
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              "form": "10-Q",
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            {
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              "filed": "2026-02-03",
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            {
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            {
              "end": "2024-12-31",
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              "frame": "CY2025Q1I"
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            {
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              "frame": "CY2025Q3I"
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            {
              "end": "2025-12-31",
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            {
              "end": "2025-12-31",
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            {
              "end": "2025-12-31",
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            {
              "end": "2026-03-31",
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      },
      "FilmMonetizedOnItsOwnCapitalizedCostReleased": {
        "label": "Film, Monetized on Its Own, Capitalized Cost, Released",
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              "form": "10-Q",
              "filed": "2024-10-31",
              "frame": "CY2024Q3I"
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            {
              "end": "2024-12-31",
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            {
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              "filed": "2026-02-03",
              "frame": "CY2024Q4I"
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            {
              "end": "2025-03-31",
              "val": 4504000000,
              "accn": "0001166691-25-000021",
              "fy": 2025,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2025-04-24",
              "frame": "CY2025Q1I"
            },
            {
              "end": "2025-06-30",
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              "fy": 2025,
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              "filed": "2025-07-31",
              "frame": "CY2025Q2I"
            },
            {
              "end": "2025-09-30",
              "val": 3962000000,
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              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-10-30",
              "frame": "CY2025Q3I"
            },
            {
              "end": "2025-12-31",
              "val": 4571000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
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              "filed": "2026-02-03"
            },
            {
              "end": "2025-12-31",
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              "fy": 2026,
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              "form": "10-Q",
              "filed": "2026-04-23"
            },
            {
              "end": "2025-12-31",
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              "accn": "0001628280-26-049360",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2026-07-23",
              "frame": "CY2025Q4I"
            },
            {
              "end": "2026-03-31",
              "val": 4215000000,
              "accn": "0001628280-26-026805",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-04-23",
              "frame": "CY2026Q1I"
            },
            {
              "end": "2026-06-30",
              "val": 4385000000,
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              "fy": 2026,
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              "form": "10-Q",
              "filed": "2026-07-23",
              "frame": "CY2026Q2I"
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          ]
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      },
      "FilmMonetizedOnItsOwnCompletedAndNotReleasedFilmExpectedAmortizationInNextOperatingCycle": {
        "label": "Film, Monetized on Its Own, Completed and Not Released Film, Expected Amortization in Next Operating Cycle",
        "description": "Amount of amortization for completed and not released film predominantly monetized on its own and expected to be recognized within next operating cycle.",
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              "accn": "0001166691-21-000008",
              "fy": 2020,
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              "filed": "2021-02-04",
              "frame": "CY2020Q4I"
            },
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              "filed": "2022-02-02",
              "frame": "CY2021Q4I"
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              "frame": "CY2023Q4I"
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            {
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            {
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              "end": "2020-06-30",
              "val": 3029000000,
              "accn": "0001166691-20-000024",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-07-30",
              "frame": "CY2020Q2I"
            },
            {
              "end": "2020-09-30",
              "val": 3209000000,
              "accn": "0001166691-20-000032",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-10-29",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2020-12-31",
              "val": 3472000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-31",
              "val": 3737000000,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02",
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            {
              "end": "2022-12-31",
              "val": 3600000000,
              "accn": "0001166691-23-000010",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 1900000000,
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              "form": "10-K",
              "filed": "2024-01-31",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-31",
              "val": 600000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-31",
              "val": 600000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2025Q4I"
            },
            {
              "end": "2026-03-31",
              "val": 700000000,
              "accn": "0001628280-26-026805",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-04-23",
              "frame": "CY2026Q1I"
            },
            {
              "end": "2026-06-30",
              "val": 600000000,
              "accn": "0001628280-26-049360",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2026-07-23",
              "frame": "CY2026Q2I"
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          ]
        }
      },
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        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Two",
        "description": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
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              "val": 1285000000,
              "accn": "0001193125-13-067658",
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              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 1285000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 1345000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 1457000000,
              "accn": "0001193125-15-068526",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 1612000000,
              "accn": "0001193125-16-452423",
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              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-31",
              "val": 1828000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
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              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 1952000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 3490000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-12-31",
              "val": 3649000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-03-31",
              "val": 4107000000,
              "accn": "0001166691-20-000017",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-04-30",
              "frame": "CY2020Q1I"
            },
            {
              "end": "2020-06-30",
              "val": 3650000000,
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              "fy": 2020,
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              "form": "10-Q",
              "filed": "2020-07-30",
              "frame": "CY2020Q2I"
            },
            {
              "end": "2020-09-30",
              "val": 3868000000,
              "accn": "0001166691-20-000032",
              "fy": 2020,
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              "form": "10-Q",
              "filed": "2020-10-29",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2020-12-31",
              "val": 4087000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-31",
              "val": 4513000000,
              "accn": "0001166691-22-000009",
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              "filed": "2022-02-02",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-31",
              "val": 4300000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 2100000000,
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              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31",
              "frame": "CY2023Q4I"
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            {
              "end": "2024-12-31",
              "val": 2800000000,
              "accn": "0001166691-25-000011",
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              "form": "10-K",
              "filed": "2025-01-31",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-31",
              "val": 600000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2025Q4I"
            },
            {
              "end": "2026-03-31",
              "val": 700000000,
              "accn": "0001628280-26-026805",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-04-23",
              "frame": "CY2026Q1I"
            },
            {
              "end": "2026-06-30",
              "val": 700000000,
              "accn": "0001628280-26-049360",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2026-07-23",
              "frame": "CY2026Q2I"
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          ]
        }
      },
      "FiniteLivedIntangibleAssetsGross": {
        "label": "Finite-Lived Intangible Assets, Gross",
        "description": "Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
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              "val": 12816000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009Q4I"
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            {
              "end": "2010-12-31",
              "val": 13393000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 55300000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-31",
              "val": 56800000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31"
            },
            {
              "end": "2024-12-31",
              "val": 56800000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-31",
              "val": 59000000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2025Q4I"
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          ]
        }
      },
      "FiniteLivedIntangibleAssetsNet": {
        "label": "Finite-Lived Intangible Assets, Net",
        "description": "Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
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              "accn": "0001193125-10-037551",
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              "form": "10-K",
              "filed": "2010-02-23",
              "frame": "CY2008Q4I"
            },
            {
              "end": "2008-12-31",
              "val": 4558000000,
              "accn": "0001193125-09-223314",
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              "form": "10-Q",
              "filed": "2009-11-04"
            },
            {
              "end": "2008-12-31",
              "val": 4558000000,
              "accn": "0001193125-09-166759",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-08-06"
            },
            {
              "end": "2009-06-30",
              "val": 4297000000,
              "accn": "0001193125-09-166759",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-08-06",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-09-30",
              "val": 4209000000,
              "accn": "0001193125-09-223314",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-11-04",
              "frame": "CY2009Q3I"
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            {
              "end": "2009-12-31",
              "val": 4105000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
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              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2009-12-31",
              "val": 4105000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27"
            },
            {
              "end": "2009-12-31",
              "val": 4105000000,
              "accn": "0001193125-10-168718",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-28"
            },
            {
              "end": "2009-12-31",
              "val": 4105000000,
              "accn": "0001193125-10-096460",
              "fy": 2010,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2010-04-28"
            },
            {
              "end": "2009-12-31",
              "val": 4105000000,
              "accn": "0001193125-10-037551",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-02-23"
            },
            {
              "end": "2010-03-31",
              "val": 3976000000,
              "accn": "0001193125-10-096460",
              "fy": 2010,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2010-04-28",
              "frame": "CY2010Q1I"
            },
            {
              "end": "2010-06-30",
              "val": 3873000000,
              "accn": "0001193125-10-168718",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-28",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-09-30",
              "val": 3750000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2010-12-31",
              "val": 3431000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2010-12-31",
              "val": 3602000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25"
            },
            {
              "end": "2011-03-31",
              "val": 17725000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1I"
            }
          ]
        }
      },
      "ForeignCurrencyContractAssetFairValueDisclosure": {
        "label": "Foreign Currency Contract, Asset, Fair Value Disclosure",
        "description": "Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.",
        "units": {
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              "val": 30000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
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              "form": "10-Q",
              "filed": "2013-05-01",
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          ]
        }
      },
      "ForeignCurrencyContractsLiabilityFairValueDisclosure": {
        "label": "Foreign Currency Contracts, Liability, Fair Value Disclosure",
        "description": "Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.",
        "units": {
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              "end": "2010-12-31",
              "val": 29000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
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              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 69000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 69000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2013-03-31",
              "val": 28000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2013Q1I"
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          ]
        }
      },
      "ForeignCurrencyDerivativeAssetsAtFairValue": {
        "label": "Foreign Currency Derivative Assets at Fair Value (Deprecated 2014-01-31)",
        "description": "Fair value as of the balance sheet date of foreign currency derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets on the balance sheet.",
        "units": {
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              "val": 9000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1I"
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            {
              "end": "2011-06-30",
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              "accn": "0001193125-11-208040",
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              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2011Q2I"
            },
            {
              "end": "2011-09-30",
              "val": 14000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3I"
            },
            {
              "end": "2011-12-31",
              "val": 10000000,
              "accn": "0001193125-12-437120",
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26",
              "frame": "CY2011Q4I"
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            {
              "end": "2011-12-31",
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              "accn": "0001193125-12-328850",
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              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "end": "2011-12-31",
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              "accn": "0001193125-12-203863",
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              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02"
            },
            {
              "end": "2012-03-31",
              "val": 13000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2012Q1I"
            },
            {
              "end": "2012-06-30",
              "val": 14000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01",
              "frame": "CY2012Q2I"
            },
            {
              "end": "2012-09-30",
              "val": 10000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26",
              "frame": "CY2012Q3I"
            },
            {
              "end": "2012-12-31",
              "val": 6000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-03-31",
              "val": 17000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2013Q1I"
            }
          ]
        }
      },
      "ForeignCurrencyDerivativeLiabilitiesAtFairValue": {
        "label": "Foreign Currency Derivative Liabilities at Fair Value (Deprecated 2014-01-31)",
        "description": "Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities on the balance sheet.",
        "units": {
          "USD": [
            {
              "end": "2011-12-31",
              "val": 8000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 8000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 14000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 14000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01"
            },
            {
              "end": "2012-12-31",
              "val": 14000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2013-03-31",
              "val": 18000000,
              "accn": "0001193125-13-191930",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2013Q1I"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearFive": {
        "label": "Future Amortization Expense, Year Five (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year five of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 218000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 805000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearFour": {
        "label": "Future Amortization Expense, Year Four (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 358000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 997000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearOne": {
        "label": "Future Amortization Expense, Year One (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 906000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 1512000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearThree": {
        "label": "Future Amortization Expense, Year Three (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year three of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 557000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 1134000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "FutureAmortizationExpenseYearTwo": {
        "label": "Future Amortization Expense, Year Two (Deprecated 2012-01-31)",
        "description": "The amount of amortization expense expected to be recognized during year two of the five succeeding fiscal years.",
        "units": {
          "USD": [
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 786000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 1315000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "GainLossOnDispositionOfAssets1": {
        "label": "Gain (Loss) on Disposition of Assets",
        "description": "Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.",
        "units": {
          "USD": [
            {
              "start": "2015-01-01",
              "end": "2015-12-31",
              "val": 0,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-01",
              "end": "2016-09-30",
              "val": 0,
              "accn": "0001166691-17-000031",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-10-26"
            },
            {
              "start": "2016-07-01",
              "end": "2016-09-30",
              "val": 0,
              "accn": "0001166691-17-000031",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-10-26",
              "frame": "CY2016Q3"
            },
            {
              "start": "2016-01-01",
              "end": "2016-12-31",
              "val": 0,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31"
            },
            {
              "start": "2016-01-01",
              "end": "2016-12-31",
              "val": 0,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-01",
              "end": "2017-06-30",
              "val": 0,
              "accn": "0001166691-18-000019",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-07-26"
            },
            {
              "start": "2017-04-01",
              "end": "2017-06-30",
              "val": 0,
              "accn": "0001166691-18-000019",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-07-26",
              "frame": "CY2017Q2"
            },
            {
              "start": "2017-01-01",
              "end": "2017-09-30",
              "val": 442000000,
              "accn": "0001166691-17-000031",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-10-26"
            },
            {
              "start": "2017-01-01",
              "end": "2017-09-30",
              "val": 442000000,
              "accn": "0001166691-18-000024",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-10-25"
            },
            {
              "start": "2017-07-01",
              "end": "2017-09-30",
              "val": 442000000,
              "accn": "0001166691-17-000031",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-10-26"
            },
            {
              "start": "2017-07-01",
              "end": "2017-09-30",
              "val": 442000000,
              "accn": "0001166691-18-000024",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-10-25",
              "frame": "CY2017Q3"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 442000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 442000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 442000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2017"
            },
            {
              "start": "2018-01-01",
              "end": "2018-06-30",
              "val": 200000000,
              "accn": "0001166691-18-000019",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-07-26"
            },
            {
              "start": "2018-01-01",
              "end": "2018-06-30",
              "val": 200000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "start": "2018-04-01",
              "end": "2018-06-30",
              "val": 200000000,
              "accn": "0001166691-18-000019",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-07-26"
            },
            {
              "start": "2018-04-01",
              "end": "2018-06-30",
              "val": 200000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25",
              "frame": "CY2018Q2"
            },
            {
              "start": "2018-01-01",
              "end": "2018-09-30",
              "val": 341000000,
              "accn": "0001166691-18-000024",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-10-25"
            },
            {
              "start": "2018-01-01",
              "end": "2018-09-30",
              "val": 341000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "start": "2018-07-01",
              "end": "2018-09-30",
              "val": 141000000,
              "accn": "0001166691-18-000024",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-10-25"
            },
            {
              "start": "2018-07-01",
              "end": "2018-09-30",
              "val": 141000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24",
              "frame": "CY2018Q3"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 341000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 341000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 341000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2018"
            },
            {
              "start": "2019-01-01",
              "end": "2019-06-30",
              "val": 0,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "start": "2019-04-01",
              "end": "2019-06-30",
              "val": 0,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25",
              "frame": "CY2019Q2"
            },
            {
              "start": "2019-01-01",
              "end": "2019-09-30",
              "val": 0,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "start": "2019-07-01",
              "end": "2019-09-30",
              "val": 0,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24",
              "frame": "CY2019Q3"
            },
            {
              "start": "2019-01-01",
              "end": "2019-12-31",
              "val": 0,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "start": "2019-01-01",
              "end": "2019-12-31",
              "val": 0,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2019"
            },
            {
              "start": "2020-01-01",
              "end": "2020-12-31",
              "val": 0,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2020"
            }
          ]
        }
      },
      "GainLossOnFairValueHedgesRecognizedInEarnings": {
        "label": "Gain (Loss) on Fair Value Hedges Recognized in Earnings",
        "description": "Total amount of gain (loss) derived from fair value hedges recognized in earnings in the period.",
        "units": {
          "USD": [
            {
              "start": "2009-01-01",
              "end": "2009-09-30",
              "val": 7000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27"
            },
            {
              "start": "2009-07-01",
              "end": "2009-09-30",
              "val": 6000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27",
              "frame": "CY2009Q3"
            },
            {
              "start": "2010-01-01",
              "end": "2010-03-31",
              "val": 8000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2010Q1"
            },
            {
              "start": "2010-01-01",
              "end": "2010-06-30",
              "val": 9000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2010-04-01",
              "end": "2010-06-30",
              "val": 1000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2010Q2"
            },
            {
              "start": "2010-01-01",
              "end": "2010-09-30",
              "val": 14000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2010-01-01",
              "end": "2010-09-30",
              "val": 14000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27"
            },
            {
              "start": "2010-07-01",
              "end": "2010-09-30",
              "val": 5000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2010Q3"
            },
            {
              "start": "2010-07-01",
              "end": "2010-09-30",
              "val": 5000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 25000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2010"
            },
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": 2000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": 6000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": 4000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2011Q2"
            },
            {
              "start": "2011-01-01",
              "end": "2011-09-30",
              "val": -18000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2011-07-01",
              "end": "2011-09-30",
              "val": -24000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": -16000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011"
            }
          ]
        }
      },
      "GainLossOnSaleOfBusiness": {
        "label": "Gain (Loss) on Disposition of Business",
        "description": "Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.",
        "units": {
          "USD": [
            {
              "start": "2017-01-01",
              "end": "2017-09-30",
              "val": 105000000,
              "accn": "0001166691-17-000031",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-10-26"
            },
            {
              "start": "2017-07-01",
              "end": "2017-09-30",
              "val": 105000000,
              "accn": "0001166691-17-000031",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-10-26",
              "frame": "CY2017Q3"
            }
          ]
        }
      },
      "GainLossOnSecuritizationOfFinancialAssets": {
        "label": "Gain (Loss) on Securitization of Financial Assets",
        "description": "A gain (loss) realized on a transfer, accounted for as a sale, of all or a portion of financial assets in which the transferor surrenders control and receives consideration other than a beneficial interest in the assets transferred. Reflects the amount of sales proceeds in excess of, or deficient from, the sum of the carrying amounts of transferred financial assets plus transaction costs.",
        "units": {
          "USD": [
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": -8000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2011Q1"
            },
            {
              "start": "2011-01-01",
              "end": "2011-03-31",
              "val": -8000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": -17000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": -17000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": -9000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01",
              "frame": "CY2011Q2"
            },
            {
              "start": "2011-04-01",
              "end": "2011-06-30",
              "val": -9000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-01-01",
              "end": "2011-09-30",
              "val": -24000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
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        "label": "Goodwill, Impaired, Accumulated Impairment Loss",
        "description": "Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "units": {
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              "end": "2010-12-31",
              "val": 76000000,
              "accn": "0001193125-11-208040",
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              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-06-30",
              "val": 76000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2011Q2I"
            },
            {
              "end": "2021-12-31",
              "val": 0,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-31",
              "val": 7900000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03"
            },
            {
              "end": "2022-12-31",
              "val": 7900000000,
              "accn": "0001166691-23-000024",
              "fy": 2023,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2023-04-27"
            },
            {
              "end": "2022-12-31",
              "val": 7900000000,
              "accn": "0001166691-23-000032",
              "fy": 2023,
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              "form": "10-Q",
              "filed": "2023-07-27"
            },
            {
              "end": "2022-12-31",
              "val": 7900000000,
              "accn": "0001166691-23-000040",
              "fy": 2023,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2023-10-26"
            },
            {
              "end": "2022-12-31",
              "val": 7900000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31"
            },
            {
              "end": "2022-12-31",
              "val": 7900000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-03-31",
              "val": 8300000000,
              "accn": "0001166691-23-000024",
              "fy": 2023,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2023-04-27",
              "frame": "CY2023Q1I"
            },
            {
              "end": "2023-06-30",
              "val": 8500000000,
              "accn": "0001166691-23-000032",
              "fy": 2023,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2023-07-27",
              "frame": "CY2023Q2I"
            },
            {
              "end": "2023-09-30",
              "val": 8200000000,
              "accn": "0001166691-23-000040",
              "fy": 2023,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2023-10-26",
              "frame": "CY2023Q3I"
            },
            {
              "end": "2023-12-31",
              "val": 8500000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31"
            },
            {
              "end": "2023-12-31",
              "val": 8500000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31"
            },
            {
              "end": "2023-12-31",
              "val": 8500000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-31",
              "val": 8200000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31"
            },
            {
              "end": "2024-12-31",
              "val": 8200000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-31",
              "val": 9000000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03"
            },
            {
              "end": "2025-12-31",
              "val": 9000000000,
              "accn": "0001628280-26-026805",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-04-23"
            },
            {
              "end": "2025-12-31",
              "val": 9000000000,
              "accn": "0001628280-26-049360",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2026-07-23",
              "frame": "CY2025Q4I"
            },
            {
              "end": "2026-03-31",
              "val": 8000000000,
              "accn": "0001628280-26-026805",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-04-23",
              "frame": "CY2026Q1I"
            },
            {
              "end": "2026-06-30",
              "val": 7900000000,
              "accn": "0001628280-26-049360",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2026-07-23",
              "frame": "CY2026Q2I"
            }
          ]
        }
      },
      "GoodwillImpairmentLoss": {
        "label": "Goodwill, Impairment Loss",
        "description": "Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "units": {
          "USD": [
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 76000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25"
            },
            {
              "start": "2010-01-01",
              "end": "2010-12-31",
              "val": 76000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2010"
            },
            {
              "start": "2022-01-01",
              "end": "2022-09-30",
              "val": 8098000000,
              "accn": "0001166691-22-000039",
              "fy": 2022,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2022-10-27"
            },
            {
              "start": "2022-01-01",
              "end": "2022-12-31",
              "val": 8100000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03"
            },
            {
              "start": "2022-01-01",
              "end": "2022-12-31",
              "val": 8100000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31",
              "frame": "CY2022"
            }
          ]
        }
      },
      "GoodwillOtherChanges": {
        "label": "Goodwill, Other Changes (Deprecated 2016-01-31)",
        "description": "Amount of other (increase) decrease of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "units": {
          "USD": [
            {
              "start": "2011-01-01",
              "end": "2011-06-30",
              "val": 2000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "start": "2011-01-01",
              "end": "2011-09-30",
              "val": -26000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 3000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 3000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-01",
              "end": "2012-03-31",
              "val": -70000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2012Q1"
            },
            {
              "start": "2012-01-01",
              "end": "2012-06-30",
              "val": 82000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "start": "2012-01-01",
              "end": "2012-09-30",
              "val": 96000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": 194000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": 194000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": 194000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2012"
            },
            {
              "start": "2013-01-01",
              "end": "2013-06-30",
              "val": -73000000,
              "accn": "0001193125-13-312420",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-07-31"
            },
            {
              "start": "2013-01-01",
              "end": "2013-09-30",
              "val": -76000000,
              "accn": "0001193125-13-417832",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-10-30"
            },
            {
              "start": "2013-01-01",
              "end": "2013-12-31",
              "val": -71000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12"
            },
            {
              "start": "2013-01-01",
              "end": "2013-12-31",
              "val": 71000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2013"
            },
            {
              "start": "2014-01-01",
              "end": "2014-12-31",
              "val": -9000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27"
            },
            {
              "start": "2014-01-01",
              "end": "2014-12-31",
              "val": -9000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2014"
            },
            {
              "start": "2015-01-01",
              "end": "2015-12-31",
              "val": -32000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-01",
              "end": "2016-06-30",
              "val": -294000000,
              "accn": "0001193125-16-659869",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-07-27"
            },
            {
              "start": "2016-01-01",
              "end": "2016-09-30",
              "val": -259000000,
              "accn": "0001193125-16-747958",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-10-26"
            }
          ]
        }
      },
      "GoodwillOtherIncreaseDecrease": {
        "label": "Goodwill, Other Increase (Decrease)",
        "description": "Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "units": {
          "USD": [
            {
              "start": "2015-01-01",
              "end": "2015-12-31",
              "val": -1000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2015"
            },
            {
              "start": "2016-01-01",
              "end": "2016-12-31",
              "val": -257000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03"
            },
            {
              "start": "2016-01-01",
              "end": "2016-12-31",
              "val": -257000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2016"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 186000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 186000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31",
              "frame": "CY2017"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": -21000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": -21000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018"
            },
            {
              "start": "2019-01-01",
              "end": "2019-09-30",
              "val": 1440000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "start": "2019-01-01",
              "end": "2019-12-31",
              "val": 1379000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "start": "2019-01-01",
              "end": "2019-12-31",
              "val": 1379000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2019"
            },
            {
              "start": "2020-01-01",
              "end": "2020-12-31",
              "val": -96000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2020"
            }
          ]
        }
      },
      "GoodwillTranslationAdjustments": {
        "label": "Goodwill, Translation Adjustments (Deprecated 2016-01-31)",
        "description": "Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "units": {
          "USD": [
            {
              "start": "2016-01-01",
              "end": "2016-06-30",
              "val": 976000000,
              "accn": "0001193125-16-659869",
              "fy": 2016,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2016-07-27"
            },
            {
              "start": "2016-01-01",
              "end": "2016-09-30",
              "val": 1086000000,
              "accn": "0001193125-16-747958",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-10-26"
            }
          ]
        }
      },
      "GoodwillWrittenOffRelatedToSaleOfBusinessUnit": {
        "label": "Goodwill, Written off Related to Sale of Business Unit",
        "description": "Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "units": {
          "USD": [
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": -174000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 174000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2011-01-01",
              "end": "2011-12-31",
              "val": 174000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2011"
            },
            {
              "start": "2012-01-01",
              "end": "2012-03-31",
              "val": -1000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02",
              "frame": "CY2012Q1"
            },
            {
              "start": "2012-01-01",
              "end": "2012-06-30",
              "val": 1000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
            },
            {
              "start": "2012-01-01",
              "end": "2012-09-30",
              "val": 1000000,
              "accn": "0001193125-12-437120",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2012-10-26"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": 1000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": 1000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18"
            },
            {
              "start": "2012-01-01",
              "end": "2012-12-31",
              "val": 1000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2012"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 11000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31"
            },
            {
              "start": "2017-01-01",
              "end": "2017-12-31",
              "val": 11000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31",
              "frame": "CY2017"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 13000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "start": "2018-01-01",
              "end": "2018-12-31",
              "val": 13000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018"
            },
            {
              "start": "2019-01-01",
              "end": "2019-09-30",
              "val": 12000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
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              "filed": "2013-09-18",
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              "end": "2013-12-31",
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              "fy": 2014,
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              "end": "2014-09-30",
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              "frame": "CY2014Q3I"
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            {
              "end": "2014-12-31",
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              "fy": 2014,
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              "filed": "2015-02-27"
            },
            {
              "end": "2014-12-31",
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              "fy": 2015,
              "fp": "Q1",
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              "filed": "2015-05-04"
            },
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              "end": "2014-12-31",
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              "fy": 2015,
              "fp": "Q2",
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              "filed": "2015-07-23"
            },
            {
              "end": "2014-12-31",
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              "fy": 2015,
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            },
            {
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              "fy": 2015,
              "fp": "FY",
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            {
              "end": "2015-03-31",
              "val": 1589000000,
              "accn": "0001193125-15-169012",
              "fy": 2015,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2015-05-04",
              "frame": "CY2015Q1I"
            },
            {
              "end": "2015-06-30",
              "val": 994000000,
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              "fy": 2015,
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              "form": "10-Q",
              "filed": "2015-07-23",
              "frame": "CY2015Q2I"
            },
            {
              "end": "2015-09-30",
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            {
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            },
            {
              "end": "2015-12-31",
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              "accn": "0001193125-16-747958",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
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              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-03-31",
              "val": 142000000,
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              "fy": 2016,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2016-04-27",
              "frame": "CY2016Q1I"
            },
            {
              "end": "2016-06-30",
              "val": 235000000,
              "accn": "0001193125-16-659869",
              "fy": 2016,
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            },
            {
              "end": "2016-09-30",
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              "accn": "0001193125-16-747958",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-10-26",
              "frame": "CY2016Q3I"
            }
          ]
        }
      },
      "LiabilityForUncertainTaxPositionsNoncurrent": {
        "label": "Liability for Uncertainty in Income Taxes, Noncurrent",
        "description": "Amount recognized for uncertainty in income taxes classified as noncurrent.",
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              "val": 1300000000,
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            },
            {
              "end": "2011-12-31",
              "val": 1400000000,
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              "fy": 2011,
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              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 1600000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 1600000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 1700000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
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            {
              "end": "2014-12-31",
              "val": 1200000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
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              "end": "2015-12-31",
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              "fy": 2015,
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              "form": "10-K",
              "filed": "2016-02-05"
            },
            {
              "end": "2015-12-31",
              "val": 1136000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2015Q4I"
            },
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              "end": "2016-12-31",
              "val": 1100000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
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              "form": "10-K",
              "filed": "2017-02-03"
            },
            {
              "end": "2016-12-31",
              "val": 1103000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31"
            },
            {
              "end": "2016-12-31",
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              "accn": "0001166691-19-000005",
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              "end": "2017-12-31",
              "val": 809000000,
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              "fy": 2017,
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              "fy": 2018,
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              "filed": "2019-01-31"
            },
            {
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              "val": 1012000000,
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      },
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        "label": "Long-term Line of Credit",
        "description": "The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.",
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        "label": "Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31)",
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              "fy": 2013,
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              "filed": "2013-05-01",
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            {
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              "frame": "CY2013Q2I"
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              "filed": "2015-02-27",
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      },
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        "label": "Line of Credit Facility, Interest Rate at Period End",
        "description": "The effective interest rate at the end of the reporting period.",
        "units": {
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              "val": 0.0128,
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              "form": "10-Q",
              "filed": "2013-05-01",
              "frame": "CY2013Q1I"
            },
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              "end": "2013-06-30",
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              "form": "10-Q",
              "filed": "2013-07-31",
              "frame": "CY2013Q2I"
            },
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              "end": "2013-09-30",
              "val": 0.0125,
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              "form": "10-Q",
              "filed": "2013-10-30",
              "frame": "CY2013Q3I"
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          ]
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      },
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        "label": "Line of Credit Facility, Maximum Borrowing Capacity",
        "description": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.",
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              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
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              "filed": "2020-01-30",
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      },
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        "label": "Line of Credit Facility, Remaining Borrowing Capacity",
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              "end": "2015-03-31",
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              "frame": "CY2018Q4I"
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              "fy": 2019,
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              "frame": "CY2019Q4I"
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            {
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              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "start": "2019-01-01",
              "end": "2019-12-31",
              "val": 914000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "start": "2019-01-01",
              "end": "2019-12-31",
              "val": 914000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04"
            },
            {
              "start": "2019-01-01",
              "end": "2019-12-31",
              "val": 914000000,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02",
              "frame": "CY2019"
            },
            {
              "start": "2020-01-01",
              "end": "2020-12-31",
              "val": 936000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04"
            },
            {
              "start": "2020-01-01",
              "end": "2020-12-31",
              "val": 936000000,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02"
            },
            {
              "start": "2020-01-01",
              "end": "2020-12-31",
              "val": 936000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03",
              "frame": "CY2020"
            },
            {
              "start": "2021-01-01",
              "end": "2021-12-31",
              "val": 987000000,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02"
            },
            {
              "start": "2021-01-01",
              "end": "2021-12-31",
              "val": 987000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03"
            },
            {
              "start": "2021-01-01",
              "end": "2021-12-31",
              "val": 987000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31",
              "frame": "CY2021"
            },
            {
              "start": "2022-01-01",
              "end": "2022-12-31",
              "val": 965000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03"
            },
            {
              "start": "2022-01-01",
              "end": "2022-12-31",
              "val": 965000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31"
            },
            {
              "start": "2022-01-01",
              "end": "2022-12-31",
              "val": 965000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31",
              "frame": "CY2022"
            },
            {
              "start": "2023-01-01",
              "end": "2023-12-31",
              "val": 963000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31"
            },
            {
              "start": "2023-01-01",
              "end": "2023-12-31",
              "val": 963000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31"
            },
            {
              "start": "2023-01-01",
              "end": "2023-12-31",
              "val": 963000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2023"
            },
            {
              "start": "2024-01-01",
              "end": "2024-12-31",
              "val": 1000000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31"
            },
            {
              "start": "2024-01-01",
              "end": "2024-12-31",
              "val": 1000000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2024"
            },
            {
              "start": "2025-01-01",
              "end": "2025-12-31",
              "val": 1000000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2025"
            }
          ]
        }
      },
      "OperatingLeaseRightOfUseAsset": {
        "label": "Operating Lease, Right-of-Use Asset",
        "description": "Amount of lessee's right to use underlying asset under operating lease.",
        "units": {
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            {
              "end": "2019-12-31",
              "val": 4038000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-31",
              "val": 3784000000,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04"
            },
            {
              "end": "2020-12-31",
              "val": 3784000000,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-31",
              "val": 6467000000,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02"
            },
            {
              "end": "2021-12-31",
              "val": 6467000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-31",
              "val": 5997000000,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03"
            },
            {
              "end": "2022-12-31",
              "val": 5997000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 5786000000,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31"
            },
            {
              "end": "2023-12-31",
              "val": 5786000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-31",
              "val": 5524000000,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31"
            },
            {
              "end": "2024-12-31",
              "val": 5524000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-31",
              "val": 5287000000,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueCurrent": {
        "label": "Operating Leases, Future Minimum Payments Due, Next Twelve Months",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
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            {
              "end": "2010-12-31",
              "val": 324000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 548000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 497000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 497000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 385000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 399000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 452000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-31",
              "val": 517000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 559000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 759000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "end": "2018-12-31",
              "val": 891000000,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25"
            },
            {
              "end": "2018-12-31",
              "val": 891000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "end": "2018-12-31",
              "val": 891000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "end": "2018-12-31",
              "val": 891000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInFiveYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Five Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2010-12-31",
              "val": 172000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 320000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 329000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 329000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 206000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 197000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 284000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-31",
              "val": 321000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 326000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 414000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "end": "2018-12-31",
              "val": 513000000,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25"
            },
            {
              "end": "2018-12-31",
              "val": 513000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "end": "2018-12-31",
              "val": 513000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "end": "2018-12-31",
              "val": 513000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInFourYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Four Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2010-12-31",
              "val": 195000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 333000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 354000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 354000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 252000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 253000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 324000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-31",
              "val": 378000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 391000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 480000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "end": "2018-12-31",
              "val": 592000000,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25"
            },
            {
              "end": "2018-12-31",
              "val": 592000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "end": "2018-12-31",
              "val": 592000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "end": "2018-12-31",
              "val": 592000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInThreeYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Three Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2010-12-31",
              "val": 225000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 388000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 380000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 380000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 293000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 299000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 370000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-31",
              "val": 433000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 457000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 616000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "end": "2018-12-31",
              "val": 722000000,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25"
            },
            {
              "end": "2018-12-31",
              "val": 722000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "end": "2018-12-31",
              "val": 722000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "end": "2018-12-31",
              "val": 722000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueInTwoYears": {
        "label": "Operating Leases, Future Minimum Payments, Due in Two Years",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2010-12-31",
              "val": 261000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 448000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 439000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 439000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 335000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 359000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 412000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-31",
              "val": 485000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 512000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 709000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "end": "2018-12-31",
              "val": 824000000,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25"
            },
            {
              "end": "2018-12-31",
              "val": 824000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "end": "2018-12-31",
              "val": 824000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "end": "2018-12-31",
              "val": 824000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeasesFutureMinimumPaymentsDueThereafter": {
        "label": "Operating Leases, Future Minimum Payments, Due Thereafter",
        "description": "Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2010-12-31",
              "val": 829000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-12-31",
              "val": 1410000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2011Q4I"
            },
            {
              "end": "2012-12-31",
              "val": 1218000000,
              "accn": "0001193125-13-067658",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-02-21"
            },
            {
              "end": "2012-12-31",
              "val": 1218000000,
              "accn": "0001193125-13-370469",
              "fy": 2012,
              "fp": "FY",
              "form": "8-K",
              "filed": "2013-09-18",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-12-31",
              "val": 673000000,
              "accn": "0001193125-14-047522",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-02-12",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-12-31",
              "val": 754000000,
              "accn": "0001193125-15-068526",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-02-27",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-12-31",
              "val": 1617000000,
              "accn": "0001193125-16-452423",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-02-05",
              "frame": "CY2015Q4I"
            },
            {
              "end": "2016-12-31",
              "val": 1873000000,
              "accn": "0001193125-17-030512",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-02-03",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-12-31",
              "val": 1829000000,
              "accn": "0001166691-18-000004",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-01-31",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-12-31",
              "val": 2285000000,
              "accn": "0001166691-19-000005",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-01-31"
            },
            {
              "end": "2018-12-31",
              "val": 2608000000,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25"
            },
            {
              "end": "2018-12-31",
              "val": 2608000000,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25"
            },
            {
              "end": "2018-12-31",
              "val": 2608000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "end": "2018-12-31",
              "val": 2608000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            }
          ]
        }
      },
      "OperatingLeaseWeightedAverageDiscountRatePercent": {
        "label": "Operating Lease, Weighted Average Discount Rate, Percent",
        "description": "Weighted average discount rate for operating lease calculated at point in time.",
        "units": {
          "pure": [
            {
              "end": "2019-03-31",
              "val": 0.0384,
              "accn": "0001166691-19-000010",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-04-25",
              "frame": "CY2019Q1I"
            },
            {
              "end": "2019-06-30",
              "val": 0.0385,
              "accn": "0001166691-19-000015",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-07-25",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-30",
              "val": 0.0378,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2019-12-31",
              "val": 0.0374,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30"
            },
            {
              "end": "2019-12-31",
              "val": 0.0374,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-12-31",
              "val": 0.0358,
              "accn": "0001166691-21-000008",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-02-04"
            },
            {
              "end": "2020-12-31",
              "val": 0.0358,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-12-31",
              "val": 0.0394,
              "accn": "0001166691-22-000009",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-02-02"
            },
            {
              "end": "2021-12-31",
              "val": 0.0394,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03",
              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-12-31",
              "val": 0.0397,
              "accn": "0001166691-23-000010",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-02-03"
            },
            {
              "end": "2022-12-31",
              "val": 0.04,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31",
              "frame": "CY2022Q4I"
            },
            {
              "end": "2023-12-31",
              "val": 0.041,
              "accn": "0001166691-24-000011",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-01-31"
            },
            {
              "end": "2023-12-31",
              "val": 0.041,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31",
              "frame": "CY2023Q4I"
            },
            {
              "end": "2024-12-31",
              "val": 0.042,
              "accn": "0001166691-25-000011",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-01-31"
            },
            {
              "end": "2024-12-31",
              "val": 0.042,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2024Q4I"
            },
            {
              "end": "2025-12-31",
              "val": 0.042,
              "accn": "0001628280-26-004994",
              "fy": 2025,
              "fp": "FY",
              "form": "10-K",
              "filed": "2026-02-03",
              "frame": "CY2025Q4I"
            }
          ]
        }
      },
      "OtherAssetsCurrent": {
        "label": "Other Assets, Current",
        "description": "Amount of current assets classified as other.",
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              "end": "2008-12-31",
              "val": 836000000,
              "accn": "0001193125-09-166759",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-08-06"
            },
            {
              "end": "2008-12-31",
              "val": 836000000,
              "accn": "0001193125-09-223314",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-11-04"
            },
            {
              "end": "2008-12-31",
              "val": 544000000,
              "accn": "0001193125-10-037551",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-02-23",
              "frame": "CY2008Q4I"
            },
            {
              "end": "2009-06-30",
              "val": 809000000,
              "accn": "0001193125-09-166759",
              "fy": 2009,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2009-08-06",
              "frame": "CY2009Q2I"
            },
            {
              "end": "2009-09-30",
              "val": 849000000,
              "accn": "0001193125-09-223314",
              "fy": 2009,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2009-11-04",
              "frame": "CY2009Q3I"
            },
            {
              "end": "2009-12-31",
              "val": 551000000,
              "accn": "0001193125-10-037551",
              "fy": 2009,
              "fp": "FY",
              "form": "10-K",
              "filed": "2010-02-23"
            },
            {
              "end": "2009-12-31",
              "val": 791000000,
              "accn": "0001193125-10-096460",
              "fy": 2010,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2010-04-28"
            },
            {
              "end": "2009-12-31",
              "val": 791000000,
              "accn": "0001193125-10-168718",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-28"
            },
            {
              "end": "2009-12-31",
              "val": 791000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27"
            },
            {
              "end": "2009-12-31",
              "val": 551000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25",
              "frame": "CY2009Q4I"
            },
            {
              "end": "2010-03-31",
              "val": 863000000,
              "accn": "0001193125-10-096460",
              "fy": 2010,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2010-04-28",
              "frame": "CY2010Q1I"
            },
            {
              "end": "2010-06-30",
              "val": 665000000,
              "accn": "0001193125-10-168718",
              "fy": 2010,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2010-07-28",
              "frame": "CY2010Q2I"
            },
            {
              "end": "2010-09-30",
              "val": 690000000,
              "accn": "0001193125-10-237886",
              "fy": 2010,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2010-10-27",
              "frame": "CY2010Q3I"
            },
            {
              "end": "2010-12-31",
              "val": 792000000,
              "accn": "0001193125-11-047243",
              "fy": 2010,
              "fp": "FY",
              "form": "10-K",
              "filed": "2011-02-25"
            },
            {
              "end": "2010-12-31",
              "val": 844000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05"
            },
            {
              "end": "2010-12-31",
              "val": 925000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03"
            },
            {
              "end": "2010-12-31",
              "val": 925000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02"
            },
            {
              "end": "2010-12-31",
              "val": 925000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23",
              "frame": "CY2010Q4I"
            },
            {
              "end": "2011-03-31",
              "val": 1167000000,
              "accn": "0001193125-11-126626",
              "fy": 2011,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2011-05-05",
              "frame": "CY2011Q1I"
            },
            {
              "end": "2011-06-30",
              "val": 1242000000,
              "accn": "0001193125-11-208040",
              "fy": 2011,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2011-08-03",
              "frame": "CY2011Q2I"
            },
            {
              "end": "2011-09-30",
              "val": 1625000000,
              "accn": "0001193125-11-292853",
              "fy": 2011,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2011-11-02",
              "frame": "CY2011Q3I"
            },
            {
              "end": "2011-12-31",
              "val": 1615000000,
              "accn": "0001193125-12-073905",
              "fy": 2011,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-02-23"
            },
            {
              "end": "2011-12-31",
              "val": 1615000000,
              "accn": "0001193125-12-203863",
              "fy": 2012,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2012-05-02"
            },
            {
              "end": "2011-12-31",
              "val": 1561000000,
              "accn": "0001193125-12-328850",
              "fy": 2012,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2012-08-01"
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        "label": "Other Borrowings",
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            {
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              "val": -3000000,
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            {
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            {
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              "val": -2000000,
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            {
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            {
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            {
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            {
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            {
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            {
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            {
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            {
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        "label": "Payments to Acquire Businesses, Net of Cash Acquired",
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            {
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            {
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            {
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              "val": 167000000,
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              "frame": "CY2009Q2I"
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            {
              "end": "2009-09-30",
              "val": 168000000,
              "accn": "0001193125-09-223314",
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              "frame": "CY2009Q3I"
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            {
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              "frame": "CY2009Q4I"
            },
            {
              "end": "2009-12-31",
              "val": 166000000,
              "accn": "0001193125-10-237886",
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              "fp": "Q3",
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              "filed": "2010-10-27"
            },
            {
              "end": "2009-12-31",
              "val": 166000000,
              "accn": "0001193125-10-168718",
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              "form": "10-Q",
              "filed": "2010-07-28"
            },
            {
              "end": "2009-12-31",
              "val": 166000000,
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              "frame": "CY2010Q1I"
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            {
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            },
            {
              "end": "2017-12-31",
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            },
            {
              "end": "2017-12-31",
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            },
            {
              "end": "2018-09-30",
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              "end": "2018-12-31",
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            {
              "end": "2018-12-31",
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              "filed": "2019-07-25"
            },
            {
              "end": "2018-12-31",
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              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
            {
              "end": "2018-12-31",
              "val": 144000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-03-31",
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              "fy": 2019,
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              "end": "2019-06-30",
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              "fy": 2019,
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              "form": "10-Q",
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            {
              "end": "2019-09-30",
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            {
              "end": "2019-12-31",
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              "end": "2017-12-31",
              "val": 1734000000,
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              "filed": "2019-01-31"
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              "fy": 2019,
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              "fy": 2019,
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            },
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              "end": "2018-12-31",
              "val": 1600000000,
              "accn": "0001166691-19-000020",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-10-24"
            },
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              "end": "2018-12-31",
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              "accn": "0001166691-20-000008",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-01-30",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-03-31",
              "val": 1544000000,
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              "fy": 2019,
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              "filed": "2019-04-25",
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            },
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              "val": 1577000000,
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              "fy": 2019,
              "fp": "Q2",
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              "filed": "2019-07-25",
              "frame": "CY2019Q2I"
            },
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              "end": "2019-09-30",
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              "accn": "0001166691-19-000020",
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              "val": 1551000000,
              "accn": "0001166691-20-000008",
              "fy": 2019,
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              "filed": "2020-01-30"
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              "fy": 2020,
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              "end": "2019-12-31",
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              "fy": 2020,
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            },
            {
              "end": "2019-12-31",
              "val": 1551000000,
              "accn": "0001166691-20-000032",
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              "accn": "0001166691-21-000008",
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      "TradingSecurities": {
        "label": "Debt Securities, Trading, and Equity Securities, FV-NI",
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              "filed": "2014-02-12",
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            },
            {
              "end": "2013-09-30",
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            },
            {
              "end": "2013-12-31",
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              "filed": "2014-02-12"
            },
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              "filed": "2016-02-05",
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              "accn": "0001193125-15-260886",
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              "end": "2015-12-31",
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              "fy": 2016,
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            },
            {
              "end": "2015-12-31",
              "val": 22000000,
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              "fy": 2016,
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              "filed": "2016-07-27"
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            {
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              "val": 22000000,
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            {
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              "end": "2016-06-30",
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            {
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        "label": "Trading Securities, Fair Value Disclosure (Deprecated 2013-01-31)",
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            {
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        "label": "Treasury Stock, Shares",
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            {
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      },
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        "label": "Treasury Stock, Value",
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